add constraints file to requirements-txt-fixer files

azure pipelines -> github actions

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-autopep8: v2.0.0 → v2.0.1](https://github.com/pre-commit/mirrors-autopep8/compare/v2.0.0...v2.0.1)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/add-trailing-comma: v2.3.0 → v2.4.0](https://github.com/asottile/add-trailing-comma/compare/v2.3.0...v2.4.0)
- [github.com/asottile/pyupgrade: v3.3.0 → v3.3.1](https://github.com/asottile/pyupgrade/compare/v3.3.0...v3.3.1)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v3.2.2 → v3.3.0](https://github.com/asottile/pyupgrade/compare/v3.2.2...v3.3.0)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/PyCQA/flake8: 5.0.4 → 6.0.0](https://github.com/PyCQA/flake8/compare/5.0.4...6.0.0)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-mypy: v0.990 → v0.991](https://github.com/pre-commit/mirrors-mypy/compare/v0.990...v0.991)

remove no_implicit_optional

this is the default in mypy 0.990

Committed via https://github.com/asottile/all-repos

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v3.2.0 → v3.2.2](https://github.com/asottile/pyupgrade/compare/v3.2.0...v3.2.2)
- [github.com/pre-commit/mirrors-mypy: v0.982 → v0.990](https://github.com/pre-commit/mirrors-mypy/compare/v0.982...v0.990)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/setup-cfg-fmt: v2.1.0 → v2.2.0](https://github.com/asottile/setup-cfg-fmt/compare/v2.1.0...v2.2.0)
- [github.com/asottile/reorder_python_imports: v3.8.5 → v3.9.0](https://github.com/asottile/reorder_python_imports/compare/v3.8.5...v3.9.0)
- [github.com/asottile/pyupgrade: v3.1.0 → v3.2.0](https://github.com/asottile/pyupgrade/compare/v3.1.0...v3.2.0)
- [github.com/pre-commit/mirrors-autopep8: v1.7.0 → v2.0.0](https://github.com/pre-commit/mirrors-autopep8/compare/v1.7.0...v2.0.0)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/setup-cfg-fmt: v2.0.0 → v2.1.0](https://github.com/asottile/setup-cfg-fmt/compare/v2.0.0...v2.1.0)
- [github.com/asottile/reorder_python_imports: v3.8.4 → v3.8.5](https://github.com/asottile/reorder_python_imports/compare/v3.8.4...v3.8.5)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/reorder_python_imports: v3.8.3 → v3.8.4](https://github.com/asottile/reorder_python_imports/compare/v3.8.3...v3.8.4)
- [github.com/asottile/pyupgrade: v2.38.2 → v3.1.0](https://github.com/asottile/pyupgrade/compare/v2.38.2...v3.1.0)
- [github.com/pre-commit/mirrors-mypy: v0.981 → v0.982](https://github.com/pre-commit/mirrors-mypy/compare/v0.981...v0.982)

Alphabetize & clarify `file-contents-sorter` in README

add forbid-submodules hook

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-mypy: v0.971 → v0.981](https://github.com/pre-commit/mirrors-mypy/compare/v0.971...v0.981)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/reorder_python_imports: v3.8.2 → v3.8.3](https://github.com/asottile/reorder_python_imports/compare/v3.8.2...v3.8.3)
- [github.com/asottile/add-trailing-comma: v2.2.3 → v2.3.0](https://github.com/asottile/add-trailing-comma/compare/v2.2.3...v2.3.0)
- [github.com/asottile/pyupgrade: v2.38.0 → v2.38.2](https://github.com/asottile/pyupgrade/compare/v2.38.0...v2.38.2)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v2.37.3 → v2.38.0](https://github.com/asottile/pyupgrade/compare/v2.37.3...v2.38.0)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-autopep8: v1.6.0 → v1.7.0](https://github.com/pre-commit/mirrors-autopep8/compare/v1.6.0...v1.7.0)

[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/PyCQA/flake8: 5.0.2 → 5.0.4](https://github.com/PyCQA/flake8/compare/5.0.2...5.0.4)